package com.common.help.test02;

import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class SocketServer1 {

	public static void main(String[] args) throws Exception {
	    // 监听指定的端口
	    int port = 55533;
	    ServerSocket server = new ServerSocket(port);
	    
	    // server将一直等待连接的到来
	    System.out.println("server将一直等待连接的到来");
	    Socket socket = server.accept();
	    // 建立好连接后，从socket中获取输入流，并建立缓冲区进行读取
	    InputStream is = socket.getInputStream();
	    byte[] bytes = new byte[1024];
	    int len;
	    StringBuilder sb = new StringBuilder();
	    while ((len = is.read(bytes)) != -1) {
	      //注意指定编码格式，发送方和接收方一定要统一，建议使用UTF-8
	      sb.append(new String(bytes, 0, len,"UTF-8"));
	    }
	    System.out.println("get message from client: " + sb);
	    
	    OutputStream os =  socket.getOutputStream();
	    
	    os.write("我们收到您发来的消息了".getBytes());
	    os.close();
	    is.close();
	    socket.close();
	    server.close();
	  }
}
